Home / 8,098,049.29-11,115,822.34-7,159,723.78

Finding the Fourth Proportional to 8,098,049.29, 11,115,822.34 and 7,159,723.78

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Solution

The fourth proportional to 8,098,049.29, 11,115,822.34 and 7,159,723.78 is: 9,827,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098,049.29 : 11,115,822.34 = 7,159,723.78 : x
  2. Step 2: Convert to fraction form
    8,098,049.29/11,115,822.34 = 7,159,723.78/x
  3. Step 3: Cross multiply
    8,098,049.29x = 11,115,822.34 × 7,159,723.78
  4. Step 4: Simplify right side
    8,098,049.29x = 79,586,217,513,223.11
  5. Step 5: Solve for x
    x = 79,586,217,513,223.11/8,098,049.29
  6. Step 6: Final answer
    x = 9,827,825.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.